covid19/CovidBracelet
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CovidBracelet
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Revert "eval-base" 

This reverts commit ba72dc17be.
This commit is contained in:
Patrick Rathje 2022-05-31 02:33:36 +02:00
parent ba72dc17be
commit a38c7249a7
1 changed files with 1 additions and 106 deletions
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107
src/tracing.c
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@ -28,7 +28,7 @@ typedef ENIntervalIdentifier ENIntervalIdentifier;
#define RPI_ROTATION_MS_MIN (500*1000)
#define RPI_ROTATION_MS_MAX (1250*1000)
#define RPI_ROTATION_MS (600*1000)
#define SCAN_INTERVAL_MS (10*1000)
#define SCAN_INTERVAL_MS (5*60*1000)
#define SCAN_DURATION_MS 2000
#define ADV_INTERVAL_MS 250
@ -49,106 +49,6 @@ static int on_scan();
static const int8_t txp[DEVICE_BEACON_TXPOWER_NUM] = {0, -4, -8,
-16, -20, -40};
static void measure_performance()
{
for(int runs2 = 0; runs2 < 10; runs2++) {
uint32_t runs = 1;
uint32_t start_time;
uint32_t cycles_spent;
uint32_t nanoseconds_spent;
ENPeriodKey pk;
ENPeriodIdentifierKey pik;
ENIntervalIdentifier intervalIdentifier;
ENIntervalNumber intervalNumber = 2642976;
ENIntervalIdentifier id;
ENPeriodMetadataEncryptionKey pmek;
unsigned char metadata[4] = {0x40, 0x08, 0x00, 0x00};
unsigned char encryptedMetadata[sizeof(metadata)] = {0};
// Measure en_generate_period_key
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
en_generate_period_key(&pk);
}
}
// Measure en_derive_period_identifier_key
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
en_derive_period_identifier_key(&pik, &pk);
}
}
// Measure en_derive_interval_identifier
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
en_derive_interval_identifier(&intervalIdentifier, &pik, intervalNumber);
}
}
// Measure en_derive_period_metadata_encryption_key
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
en_derive_period_metadata_encryption_key(&pmek, &pk);
}
}
// Measure en_encrypt_interval_metadata
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
en_encrypt_interval_metadata(&pmek, &intervalIdentifier, metadata, encryptedMetadata, sizeof(metadata));
}
}
// Measure Full key generation
{
start_time = k_cycle_get_32();
for (int i = 0; i < runs; i++)
{
ENPeriodKey pk;
en_generate_period_key(&pk);
ENPeriodIdentifierKey ik;
en_derive_period_identifier_key(&ik, &pk);
for(int iv = 0; iv < EN_TEK_ROLLING_PERIOD; iv++) {
ENIntervalNumber intervalNumber = en_get_interval_number(iv);
ENIntervalIdentifier id;
en_derive_interval_identifier(&id, &ik, intervalNumber);
}
}
}
printk("\FINISHED\n");
printk("----------------------------------------\n\n");
}
}
static void set_tx_power(int8_t tx_pwr_lvl)
{
struct bt_hci_cp_vs_write_tx_power_level *cp;
@ -272,11 +172,6 @@ uint32_t tracing_run()
if (k_timer_status_get(&scan_timer) > 0) {
int err = adv_stop();
k_msleep(50);
measure_performance();
k_msleep(50);
if (err)
{
printk("Advertising failed to stop (err %d)\n", err);